West Bengal Pollution Control Board |
Central Laboratory |
Paribesh Bhawan, 10A, Block LA, Sector III, Salt Lake City, Kolkata 700 106. (033) 2335-5953 |
Station: U/S OF BIDYADHARI RIVER AT HAROA BRIDGE | River Basin: Tidal streams | CPCB Station Code: 2549 |
Sample Date: 01/10/2020 | Sample Time: 13:00 | |
Human Activities: Bathing & washing, Navigation | Weather: Sunny clear | Water Body: U/S OF BIDYADHARI RIVER AT HAROA BRIDGE |
Frequency Of Monitoring: Quarterly | Use Based Class: A | Approximate Depth(Bottom/Table): 2.00 m |
Color & Intensity: Blackish | Odour: Rotten eggs | Visible effluent discharge: Moderate |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.07 | mg/l |
Potassium | 10.46 | mg/l |
Sodium | 146.41 | mg/l |
Sulphate | 30.32 | mg/l |
Dissolved O2(DO) | NIL | mg/l |
Ammonia-N | 7.12 | mg/l |
BOD | 9.50 | mg/l |
Fecal Coliform | 80000 | MPN/100ml |
Nitrate-N | 2.93 | mg/l |
pH | 7.10 | Unit |
Temperature(Water) | 31.0 | ⁰C |
Total Coliform | 170000 | MPN/100ml |
Boron | BDL | mg/l |
Calcium | 43.14 | mg/l |
Chloride | 109.97 | mg/l |
Total Alkalinity | 260.00 | mg/l |
Total Dissolved Solids(TDS) | 214.00 | mg/l |
Total Fixed Solids(TFS) | 348.00 | mg/l |
Total Hardness as CaCo3 | 274.51 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Total Suspended Solids(TSS) | 66.00 | mg/l |
Turbidity | 98.40 | NTU |
Conductivity | 918.10 | µs/cm |
COD | 31.00 | mg/l |
Fluoride | 0.44 | mg/l |
Magnesium | 40.50 | mg/l |